From fb36cd8efcf7e222502a59f33423b1efefd370e2 Mon Sep 17 00:00:00 2001
From: adam <adam@megacz.com>
Date: Thu, 5 Jul 2007 01:44:17 +0000
Subject: [PATCH] quick fix; may be buggy

darcs-hash:20070705014417-5007d-9787bcad2f0fb9eb9de65f3b268ce37582aed482.gz
---
 src/org/ibex/io/Stream.java |   39 +++++++++++++++++++++++++--------------
 1 file changed, 25 insertions(+), 14 deletions(-)

diff --git a/src/org/ibex/io/Stream.java b/src/org/ibex/io/Stream.java
index f18d2ba..d4e0c06 100644
--- a/src/org/ibex/io/Stream.java
+++ b/src/org/ibex/io/Stream.java
@@ -17,12 +17,14 @@ public class Stream {
     protected final Out out;
     private         StringBuffer log = loggingEnabled ? new StringBuffer(16 * 1024) : null;
     private         String newLine = "\r\n";
-    private   Stream in_next = null;
+    private         Stream in_next = null;
 
     public Stream append(String in_next) { return appendStream(new Stream(in_next)); }
     public Stream appendStream(Stream in_next) {
-        if (this.in_next != null) return this.in_next.appendStream(in_next);
-        this.in_next = in_next;
+        if (this.in_next != null)
+            this.in_next.appendStream(in_next);
+        else
+            this.in_next = in_next;
         return this;
     }
 
@@ -35,7 +37,7 @@ public class Stream {
             byte[] buf = new byte[1024];
             while(true) {
                 int numread = in.read(buf, 0, buf.length);
-                if (numread==-1) break;
+                if (numread==-1) { in.close(); break; }
                 out.out.write(buf, 0, numread);
             }
 	    if (close) out.close();
@@ -47,7 +49,7 @@ public class Stream {
             char[] buf = new char[1024];
             while(true) {
                 int numread = in.read(buf, 0, buf.length);
-                if (numread==-1) return;
+                if (numread==-1) { in.close(); return; }
                 out.append(buf, 0, numread);
             }
             //} catch (IOException ioe) { ioe(ioe); }
@@ -56,10 +58,11 @@ public class Stream {
     public static int countLines(Stream s) {
         int ret = 0;
         while(s.readln() != null) ret++;
+        s.close();
         return ret;
     }
 
-    public Stream(byte[] b, int off, int len) { this.in = new Stream.In(new ByteArrayInputStream(b, off, len)); this.out=null; }
+    public  Stream(byte[] b, int off, int len) { this.in = new Stream.In(new ByteArrayInputStream(b, off, len)); this.out=null; }
     public  Stream(InputStream in)                   { this.in = new Stream.In(in); this.out = null; }
     public  Stream(                OutputStream out) { this.in = null;              this.out = new Stream.Out(out); }
     public  Stream(InputStream in, OutputStream out) { this.in = new Stream.In(in); this.out = new Stream.Out(out); }
@@ -205,18 +208,19 @@ public class Stream {
         boolean flushing = false;
 
         public int available() { return flushing ? 0 : (end - start); }
-        public void close() { try { if (orig!=null) orig.close(); } catch (Exception e) { Log.error(this, e); } }
+        public void close() { try {
+            if (orig!=null) orig.close(); 
+            if (in_next != null) in_next.close();  // FIXME: correct?
+        } catch (Exception e) { Log.error(this, e); } }
 
         public char getc(boolean peek) { try {
             if (cstart == cend) {
                 cstart = 0;
                 cend = reader.read(cbuf, 0, cbuf.length);
                 if (cend == -1) {
+                    reader.close();
                     cend = cstart;
                     if (in_next == null) throw new EOF();
-                    // FIXME: sketchy
-                    orig = in_next.in.orig;
-                    in_next = in_next.in_next;
                     return getc(peek);
                 }
             }
@@ -241,6 +245,7 @@ public class Stream {
                 ensurec(256);
                 int numread = reader.read(cbuf, cend, cbuf.length - cend);
                 if (numread == -1) {
+                    reader.close();
                     if (cstart == cend) return null;
                     String ret = new String(cbuf, cstart, cend-cstart);
                     cstart = cend = 0;
@@ -254,7 +259,7 @@ public class Stream {
             if (cstart == cend) {
                 cstart = 0;
                 cend = reader.read(cbuf, 0, cbuf.length);
-                if (cend == -1) { cend = cstart; return -1; }
+                if (cend == -1) { reader.close(); cend = cstart; return -1; }
             }
             if (len > cend - cstart) len = cend - cstart;
             System.arraycopy(cbuf, cstart, c, pos, len);
@@ -268,7 +273,12 @@ public class Stream {
             if (start == end) {
                 start = 0;
                 end = orig.read(buf, 0, buf.length);
-                if (end == -1) { end = start; return -1; }
+                if (end == -1) {
+                    orig.close();
+                    end = start;
+                    if (in_next==null) return -1;
+                    return in_next.read(b, pos, len);
+                }
             }
             if (len > end - start) len = end - start;
             System.arraycopy(buf, start, b, pos, len);
@@ -298,8 +308,9 @@ public class Stream {
         private void flushchars() {
             try {
                 flushing = true;
-                for(; reader.ready(); reader.read(cbuf, cend++, 1)) ensurec(1);
-                unreader.write(cbuf, cstart, cend);
+                for(; reader.ready(); reader.read(cbuf, cend++, 1)) ensurec(10);
+                if (cend>cstart)
+                    unreader.write(cbuf, cstart, cend-cstart);
                 cstart = cend = 0;
                 unreader.flush();
             } catch (IOException e) { ioe(e);
-- 
1.7.10.4